Shelter



FIG. 1 is a front view of a first embodiment of my design for a shelter.

FIG. 2 is a rear view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is the opposite side view thereof; and

FIG. 5 is a plan view thereof.

FIG. 6 is a front view of a second embodiment of my design for a shelter.

FIG. 7 is a rear view thereof;

FIG. 8 is a side view thereof, wherein the opposite side view is a mirror image thereof; and

FIG. 9 is a plan view thereof.

FIG. 10 is a front view of a third embodiment of my design for a shelter.

FIG. 11 is a rear view thereof;

FIG. 12 is a side view thereof, wherein the opposite side view is a mirror image thereof; and,

FIG. 13 is a plan view thereof. 

I claim the ornamental design for a shelter, as shown and described. 